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Appendix B Technical Summary
Example Steps
Enable and start watchdog timer, where Bar1 equals to 280h:
------ Step 1 ----------------------------------------------------------------------------------------
Set CGEN[4]=0
------ Step 2 PCI enable Watchdog ------------------------------------------------------------
D31:F00
84H~87H set 80020080
------ Step 3 set WDTCR - WDT Configuration Register (offset 10h) ------------------
bit4 WDT Reset Enable set "1"
bit2 WDT Prescaler Select set "1"
------ Step 4 set PV1R0 -Preload Value 1 Register 0&1 ----------------------------------
write "80" to offset Bar1 +0Ch
write "86" to offset Bar1 +0Ch
write "1" to WDT_RELOAD in Reload Register
------ Step 5 start to count -----------------------------------------------------------------------
set WDTLR - WDT Lock Register (offset 18h)
bit 1 to "1"
'
Page: B-11
EB-591LF USER
S MANUAL
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